1. (noun) close or warm friendship

• closeness
• familiarity

2. (noun) a usually secretive or illicit sexual relationship

• affair
• affaire
• amour
• involvement
• liaison

3. (noun) a feeling of being intimate and belonging together

• closeness

1. (noun) close or warm friendship

• friendliness

2. (noun) a usually secretive or illicit sexual relationship

• sexual relationship

3. (noun) a feeling of being intimate and belonging together

• belonging

1. (noun) a feeling of being intimate and belonging together

• togetherness

1. (noun) close or warm friendship

• familiar
• intimate

2. (noun) a feeling of being intimate and belonging together

• close